package cn.edu.neu.studentmsg_java.model;

import com.fasterxml.jackson.annotation.JsonInclude;
import lombok.AllArgsConstructor;
import lombok.Builder;
import lombok.Data;
import lombok.NoArgsConstructor;
import lombok.experimental.Accessors;

@Data
@Builder
@NoArgsConstructor
@AllArgsConstructor
@Accessors(chain = true)
@JsonInclude(JsonInclude.Include.NON_NULL)
public class Classes {
    private Integer class_id;
    private String class_grade;
    private Integer major_id;
    private Integer count;
    private String major_name;
}